Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/perex/alsa

* 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/perex/alsa:
  [ALSA] hda-intel - Add check of MSI availabity
  [ALSA] version 1.0.13
  [ALSA] Fix addition of user-defined boolean controls
  [ALSA] Fix AC97 power-saving mode
  [ALSA] Fix re-use of va_list
  [ALSA] hda_intel: add ATI RS690 HDMI audio support
  [ALSA] hda-codec - Add model entry for ASUS U5F laptop
  [ALSA] Fix dependency of snd-adlib driver in Kconfig
  [ALSA] Various fixes for suspend/resume of ALSA PCI drivers
  [ALSA] hda-codec - Fix assignment of PCM devices for Realtek codecs
  [ALSA] sound/isa/opti9xx/opti92x-ad1848.c: check kmalloc() return value
  [ALSA] sound/isa/ad1816a/ad1816a.c: check kmalloc() return value
  [ALSA] sound/isa/cmi8330.c: check kmalloc() return value
  [ALSA] sound/isa/gus/interwave.c: check kmalloc() return value

1 files changed, 19 insertions, 4 deletions

diff --git a/sound/pci/intel8x0.c b/sound/pci/intel8x0.c
index f4319b8d4644..7f22dab07240 100644
--- a/sound/pci/intel8x0.c
+++ b/sound/pci/intel8x0.c
@@ -2476,10 +2476,14 @@ static int intel8x0_suspend(struct pci_dev *pci, pm_message_t state)
 	if (chip->device_type == DEVICE_INTEL_ICH4)
 		chip->sdm_saved = igetbyte(chip, ICHREG(SDM));
 
-	if (chip->irq >= 0)
+	if (chip->irq >= 0) {
+		synchronize_irq(chip->irq);
 		free_irq(chip->irq, chip);
+		chip->irq = -1;
+	}
 	pci_disable_device(pci);
 	pci_save_state(pci);
+	pci_set_power_state(pci, pci_choose_state(pci, state));
 	return 0;
 }
 
@@ -2489,11 +2493,22 @@ static int intel8x0_resume(struct pci_dev *pci)
 	struct intel8x0 *chip = card->private_data;
 	int i;
 
+	pci_set_power_state(pci, PCI_D0);
 	pci_restore_state(pci);
-	pci_enable_device(pci);
+	if (pci_enable_device(pci) < 0) {
+		printk(KERN_ERR "intel8x0: pci_enable_device failed, "
+		       "disabling device\n");
+		snd_card_disconnect(card);
+		return -EIO;
+	}
 	pci_set_master(pci);
-	request_irq(pci->irq, snd_intel8x0_interrupt, IRQF_DISABLED|IRQF_SHARED,
-		    card->shortname, chip);
+	if (request_irq(pci->irq, snd_intel8x0_interrupt,
+			IRQF_DISABLED|IRQF_SHARED, card->shortname, chip)) {
+		printk(KERN_ERR "intel8x0: unable to grab IRQ %d, "
+		       "disabling device\n", pci->irq);
+		snd_card_disconnect(card);
+		return -EIO;
+	}
 	chip->irq = pci->irq;
 	synchronize_irq(chip->irq);
 	snd_intel8x0_chip_init(chip, 0);